summaryrefslogtreecommitdiff
path: root/src/gallium/drivers/r600/r600_screen.c
blob: 20758b049c51c09f6674812c1880c93f7882ce6b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
/*
 * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * on the rights to use, copy, modify, merge, publish, distribute, sub
 * license, and/or sell copies of the Software, and to permit persons to whom
 * the Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 * USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * Authors:
 *      Jerome Glisse
 *      Corbin Simpson
 */
#include <util/u_inlines.h>
#include <util/u_format.h>
#include <util/u_memory.h>
#include "r600_resource.h"
#include "r600_screen.h"
#include "r600_texture.h"
#include "r600_context.h"
#include "r600_public.h"
#include <stdio.h>

static const char* r600_get_vendor(struct pipe_screen* pscreen)
{
	return "X.Org";
}

static const char* r600_get_name(struct pipe_screen* pscreen)
{
	return "R600/R700 (HD2XXX,HD3XXX,HD4XXX)";
}

static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
{
	switch (param) {
	case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
	case PIPE_CAP_MAX_COMBINED_SAMPLERS:
		return 16;
	case PIPE_CAP_NPOT_TEXTURES:
		return 1;
	case PIPE_CAP_TWO_SIDED_STENCIL:
		return 1;
	case PIPE_CAP_GLSL:
		return 1;
	case PIPE_CAP_DUAL_SOURCE_BLEND:
		return 1;
	case PIPE_CAP_ANISOTROPIC_FILTER:
		return 1;
	case PIPE_CAP_POINT_SPRITE:
		return 1;
	case PIPE_CAP_MAX_RENDER_TARGETS:
		/* FIXME some r6xx are buggy and can only do 4 */
		return 8;
	case PIPE_CAP_OCCLUSION_QUERY:
		return 1;
	case PIPE_CAP_TEXTURE_SHADOW_MAP:
		return 1;
	case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
	case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
	case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
		/* FIXME not sure here */
		return 13;
	case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
		return 1;
	case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
		return 1;
	case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
		/* FIXME allow this once infrastructure is there */
		return 0;
	case PIPE_CAP_TGSI_CONT_SUPPORTED:
		return 0;
	case PIPE_CAP_BLEND_EQUATION_SEPARATE:
		return 1;
	case PIPE_CAP_SM3:
		return 1;
	case PIPE_CAP_INDEP_BLEND_ENABLE:
		return 1;
	case PIPE_CAP_INDEP_BLEND_FUNC:
		/* FIXME allow this */
		return 0;
	case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
		return 1;
	case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
	case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
		return 1;
	case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
	case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
		return 0;
	default:
		debug_printf("r600: unknown param %d\n", param);
		return 0;
	}
}

static float r600_get_paramf(struct pipe_screen* pscreen, enum pipe_cap param)
{
	switch (param) {
	case PIPE_CAP_MAX_LINE_WIDTH:
	case PIPE_CAP_MAX_LINE_WIDTH_AA:
	case PIPE_CAP_MAX_POINT_WIDTH:
	case PIPE_CAP_MAX_POINT_WIDTH_AA:
		return 8192.0f;
	case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
		return 16.0f;
	case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
		return 16.0f;
	default:
		debug_printf("r600: unsupported paramf %d\n", param);
		return 0.0f;
	}
}

static boolean r600_is_format_supported(struct pipe_screen* screen,
					enum pipe_format format,
					enum pipe_texture_target target,
					unsigned sample_count,
					unsigned bindings,
					unsigned geom_flags)
{
	if (target >= PIPE_MAX_TEXTURE_TYPES) {
		debug_printf("r600: unsupported texture type %d\n", target);
		return FALSE;
	}
	switch (format) {
	case PIPE_FORMAT_B4G4R4A4_UNORM:
	case PIPE_FORMAT_B5G6R5_UNORM:
	case PIPE_FORMAT_B5G5R5A1_UNORM:
	case PIPE_FORMAT_A8_UNORM:
	case PIPE_FORMAT_L8_UNORM:
	case PIPE_FORMAT_A8R8G8B8_SRGB:
	case PIPE_FORMAT_R8G8B8A8_SRGB:
	case PIPE_FORMAT_DXT1_RGB:
	case PIPE_FORMAT_DXT1_RGBA:
	case PIPE_FORMAT_DXT3_RGBA:
	case PIPE_FORMAT_DXT5_RGBA:
	case PIPE_FORMAT_UYVY:
	case PIPE_FORMAT_L8_SRGB:
	case PIPE_FORMAT_L8A8_SRGB:
	case PIPE_FORMAT_L8A8_UNORM:
	case PIPE_FORMAT_A8R8G8B8_UNORM:
	case PIPE_FORMAT_X8R8G8B8_UNORM:
	case PIPE_FORMAT_R8G8B8A8_UNORM:
	case PIPE_FORMAT_R8G8B8X8_UNORM:
	case PIPE_FORMAT_B8G8R8A8_UNORM:
	case PIPE_FORMAT_B8G8R8X8_UNORM:
	case PIPE_FORMAT_A8B8G8R8_SRGB:
	case PIPE_FORMAT_B8G8R8A8_SRGB:
	case PIPE_FORMAT_I8_UNORM:
	case PIPE_FORMAT_Z16_UNORM:
	case PIPE_FORMAT_X8Z24_UNORM:
	case PIPE_FORMAT_S8_USCALED_Z24_UNORM:
	case PIPE_FORMAT_Z32_UNORM:
	case PIPE_FORMAT_Z24_UNORM_S8_USCALED:
	case PIPE_FORMAT_Z24X8_UNORM:
		return TRUE;
	default:
		/* Unknown format... */
		break;
	}
	return FALSE;
}

struct pipe_transfer* r600_texture_get_transfer(struct pipe_context *ctx,
						struct pipe_resource *texture,
						struct pipe_subresource sr,
						unsigned usage,
						const struct pipe_box *box)
{
	struct r600_texture *rtex = (struct r600_texture*)texture;
	struct r600_transfer *trans;

	trans = CALLOC_STRUCT(r600_transfer);
	if (trans == NULL)
		return NULL;
	pipe_resource_reference(&trans->transfer.resource, texture);
	trans->transfer.sr = sr;
	trans->transfer.usage = usage;
	trans->transfer.box = *box;
	trans->transfer.stride = rtex->stride[sr.level];
	trans->offset = r600_texture_get_offset(rtex, sr.level, box->z, sr.face);
	return &trans->transfer;
}

void r600_texture_transfer_destroy(struct pipe_context *ctx,
				   struct pipe_transfer *trans)
{
	pipe_resource_reference(&trans->resource, NULL);
	FREE(trans);
}

void* r600_texture_transfer_map(struct pipe_context *ctx,
				struct pipe_transfer* transfer)
{
	struct r600_transfer *rtransfer = (struct r600_transfer*)transfer;
	struct r600_texture *rtex = (struct r600_texture*)transfer->resource;
	char *map;
	enum pipe_format format = rtex->b.b.format;

	map = pipe_buffer_map(ctx, rtex->buffer,
			      transfer->usage,
			      &rtransfer->buffer_transfer);

	if (!map) {
		return NULL;
	}

	return map + rtransfer->offset +
		transfer->box.y / util_format_get_blockheight(format) * transfer->stride +
		transfer->box.x / util_format_get_blockwidth(format) * util_format_get_blocksize(format);
}

void r600_texture_transfer_unmap(struct pipe_context *ctx,
				 struct pipe_transfer* transfer)
{
	struct r600_transfer *rtransfer = (struct r600_transfer*)transfer;
	struct r600_texture *rtex = (struct r600_texture*)transfer->resource;

	pipe_buffer_unmap(ctx, rtex->buffer, rtransfer->buffer_transfer);
}

static void r600_destroy_screen(struct pipe_screen* pscreen)
{
	struct r600_screen* rscreen = r600_screen(pscreen);

	if (rscreen == NULL)
		return;
	FREE(rscreen);
}

struct pipe_screen *r600_screen_create(struct radeon *rw)
{
	struct r600_screen* rscreen;

	rscreen = CALLOC_STRUCT(r600_screen);
	if (rscreen == NULL) {
		return NULL;
	}
	rscreen->rw = rw;
	rscreen->screen.winsys = (struct pipe_winsys*)rw;
	rscreen->screen.destroy = r600_destroy_screen;
	rscreen->screen.get_name = r600_get_name;
	rscreen->screen.get_vendor = r600_get_vendor;
	rscreen->screen.get_param = r600_get_param;
	rscreen->screen.get_paramf = r600_get_paramf;
	rscreen->screen.is_format_supported = r600_is_format_supported;
	rscreen->screen.context_create = r600_create_context;
	r600_init_screen_texture_functions(&rscreen->screen);
	r600_init_screen_resource_functions(rscreen);
	return &rscreen->screen;
}